정씨의

정씨의

"Of the Jeong family" or "Jeong's."

In this case, '정씨의' indicates that the mentioned opinion belongs to Jeong, specifying whose opinion is being discussed.

저는 정씨의 의견에 동의합니다.

I agree with Jeong's opinion.

In this sentence, '정씨의' refers to ownership, showing that the house in question belongs to someone named Jeong. It's a possessive use in Korean.

정씨의 집은 아주 크고 아름답습니다.

Jeong's house is very large and beautiful.

Here, '정씨의' denotes possession of the book by Jeong. This phrase identifies the owner of the book.

나는 정씨의 책을 빌려 읽었습니다.

I borrowed and read Jeong's book.